Retractable chalk box
Description
Claims
The ornamental design for a retractable chalk box, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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4143462 | March 13, 1979 | Gertz |
4565011 | January 21, 1986 | Karger |
5920997 | July 13, 1999 | Girtman |
D445701 | July 31, 2001 | Hutchings |
D490329 | May 25, 2004 | Glessman |
D493377 | July 27, 2004 | Brugger |
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20020194744 | December 26, 2002 | Shor |
20060021241 | February 2, 2006 | Bond |
20090139103 | June 4, 2009 | Vary |
- WWW.TOOLSFORLESS.COM; Tajima; Snap Lines; as of Nov. 18, 2009; internet.
Patent History
Patent number: D632983
Type: Grant
Filed: Nov 19, 2009
Date of Patent: Feb 22, 2011
Inventor: John A. Moore (Cusseta, GA)
Primary Examiner: Antoine D Davis
Application Number: 29/350,594
Type: Grant
Filed: Nov 19, 2009
Date of Patent: Feb 22, 2011
Inventor: John A. Moore (Cusseta, GA)
Primary Examiner: Antoine D Davis
Application Number: 29/350,594
Classifications
Current U.S. Class:
Angle Or Direction (7) (D10/65)